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2026-09-01 - 20:37
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: ondemand
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack5slot4.osadl.org (updated Tue Sep 01, 2026 12:44:02)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
44602118106,8sleep30-21swapper/307:06:063
46802113104,6sleep20-21swapper/207:08:592
47422112102,7sleep00-21swapper/007:09:440
4560210796,8sleep10-21swapper/107:07:261
321672660,0sleep00-21swapper/010:40:170
127972630,0sleep30-21swapper/311:15:143
222572620,2sleep010-21rcuc/012:29:450
221522600,0sleep00-21swapper/008:20:120
180502600,0sleep00-21swapper/010:49:040
118132580,0sleep30-21swapper/309:05:213
180592570,0sleep30-21swapper/312:26:203
84222550,0sleep20-21swapper/211:12:132
45142530,0sleep30-21swapper/310:29:443
2402025239,3sleep30-21swapper/307:23:253
2438225046,3sleep30-21swapper/307:25:103
57724642,3sleep30-21swapper/308:28:493
873023935,3sleep30-21swapper/307:39:033
1063623431,2sleep30-21swapper/308:09:463
492299330,32cyclictest0-21swapper/109:40:091
828423226,3sleep30-21swapper/309:49:193
202423228,3sleep30-21swapper/308:59:523
190023125,3sleep30-21swapper/310:14:423
4930992817,8cyclictest0-21swapper/211:40:242
492299280,27cyclictest0-21swapper/110:10:391
492299280,27cyclictest0-21swapper/109:08:551
492299280,27cyclictest0-21swapper/108:25:041
492299280,27cyclictest0-21swapper/107:53:261
886422722,3sleep30-21swapper/311:12:353
493099270,26cyclictest0-21swapper/207:26:592
4922992723,3cyclictest0-21swapper/111:40:021
4922992723,3cyclictest0-21swapper/111:28:171
492299270,26cyclictest0-21swapper/111:30:171
492299270,26cyclictest0-21swapper/110:59:181
492299270,26cyclictest0-21swapper/108:35:321
492099270,26cyclictest0-21swapper/011:31:170
1841822720,3sleep30-21swapper/309:53:083
493099264,21cyclictest0-21swapper/212:17:162
4922992623,3cyclictest0-21swapper/109:02:441
492299260,25cyclictest0-21swapper/107:43:581
492299260,25cyclictest0-21swapper/107:12:221
492299260,24cyclictest0-21swapper/111:10:071
492099260,25cyclictest0-21swapper/012:20:200
1650122621,3sleep30-21swapper/308:15:113
493099250,24cyclictest0-21swapper/210:08:032
493099250,24cyclictest0-21swapper/208:57:162
493099250,17cyclictest0-21swapper/211:55:112
4922992518,6cyclictest0-21swapper/109:35:271
492299251,23cyclictest0-21swapper/110:50:291
492299250,24cyclictest0-21swapper/107:34:551
492299250,1cyclictest17659-21munin-run08:45:001
492299250,18cyclictest0-21swapper/109:25:081
492299250,18cyclictest0-21swapper/109:12:121
492099250,24cyclictest0-21swapper/011:09:390
312422519,3sleep30-21swapper/311:38:463
2798022519,3sleep30-21swapper/312:16:443
1786822522,2sleep30-21swapper/308:45:023
1762722521,3sleep30-21swapper/308:44:513
890922419,2sleep30-21swapper/310:02:533
493099240,23cyclictest0-21swapper/211:51:202
493099240,23cyclictest0-21swapper/209:41:002
493099240,23cyclictest0-21swapper/208:29:252
493099240,18cyclictest0-21swapper/211:27:442
4922992417,6cyclictest0-21swapper/112:39:511
492299240,23cyclictest0-21swapper/112:24:501
492299240,23cyclictest0-21swapper/110:31:031
492299240,23cyclictest0-21swapper/110:18:331
492299240,23cyclictest0-21swapper/109:56:391
492299240,23cyclictest0-21swapper/108:14:491
492299240,19cyclictest0-21swapper/111:15:311
492299240,19cyclictest0-21swapper/109:19:511
492299240,18cyclictest0-21swapper/112:10:241
492299240,18cyclictest0-21swapper/111:39:591
492099247,16cyclictest0-21swapper/010:21:530
4920992416,7cyclictest0-21swapper/011:04:180
492099240,23cyclictest0-21swapper/011:28:000
492099240,18cyclictest0-21swapper/010:58:270
326582240,1sleep20-21swapper/209:30:182
2871022420,3sleep30-21swapper/308:53:163
1626122420,3sleep30-21swapper/308:15:003
1506522419,3sleep30-21swapper/307:45:073
493099236,16cyclictest0-21swapper/209:48:412
4930992318,4cyclictest755-21snmpd10:10:332
4930992316,6cyclictest0-21swapper/212:14:402
4930992316,6cyclictest0-21swapper/211:02:262
4930992316,6cyclictest0-21swapper/209:15:352
4930992315,6cyclictest0-21swapper/212:22:582
493099231,21cyclictest0-21swapper/210:15:572
493099231,21cyclictest0-21swapper/210:02:022
493099231,21cyclictest0-21swapper/209:09:192
493099231,21cyclictest0-21swapper/208:14:262
493099230,22cyclictest0-21swapper/212:25:282
493099230,22cyclictest0-21swapper/211:23:322
493099230,22cyclictest0-21swapper/211:23:322
493099230,22cyclictest0-21swapper/211:06:422
493099230,22cyclictest0-21swapper/210:52:072
493099230,22cyclictest0-21swapper/210:42:572
493099230,22cyclictest0-21swapper/209:37:192
493099230,22cyclictest0-21swapper/208:18:002
493099230,17cyclictest0-21swapper/212:39:392
4922992322,1cyclictest20-21rcuc/110:27:471
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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